2563165010 has 72 divisors (see below), whose sum is σ = 5517370404. Its totient is φ = 854824320.

The previous prime is 2563165009. The next prime is 2563165019. The reversal of 2563165010 is 105613652.

It can be written as a sum of positive squares in 6 ways, for example, as 2488912321 + 74252689 = 49889^2 + 8617^2 .

It is not an unprimeable number, because it can be changed into a prime (2563165019) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 668900 + ... + 672720.

Almost surely, 2^2563165010 is an apocalyptic number.

2563165010 is an abundant number, since it is smaller than the sum of its proper divisors (2954205394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2563165010 is a wasteful number, since it uses less digits than its factorization.

2563165010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3916 (or 3872 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 2563165010 is about 50627.7099027795. The cubic root of 2563165010 is about 1368.5442846456.

Adding to 2563165010 its reverse (105613652), we get a palindrome (2668778662).

The spelling of 2563165010 in words is "two billion, five hundred sixty-three million, one hundred sixty-five thousand, ten".